.introduce-main {
  .title {
    padding-top: 78px;
  }
  .introduce-main-top {
    .title {
      padding-bottom: 38px;
      font-size: 40px;
      div {
        margin-top: 50px;
        width: 66.3%;
        margin-left: auto;
        margin-right: auto;
        text-align: center;
        font-size: 30px;
        color: #333;
        font-weight: normal;
        span {
          color: #151515;
          font-weight: bold;
        }
      }
    }
    .top-bg {
      margin-top: 98px;
      margin-bottom: 138px;
      &:before {
        width: 45%;
        margin-left: auto;
        margin-right: auto;
        content: '';
        display: block;
        background-image: url('../images/top-bg.png');
        background-repeat: no-repeat;
        background-size: contain;
      }
    }
  }
  .introduce-main-middle {
    background-color: #fbfcff;
    height: 719px;
    .title {
      padding-top: 64px;
      padding-bottom: 72px;
      font-size: 40px;
    }
    .business-main-list {
      width: 1230px;
      margin-left: auto;
      margin-right: auto;
      .list-li--01 {
        border-top: 4px solid #0071ff;
        .list-li-title:before {
          background-image: url('../images/introduce-moddle01.png');
        }
      }
      .list-li--02 {
        border-top: 4px solid #ff9700;
        .list-li-title:before {
          background-image: url('../images/introduce-moddle02.png');
        }
      }
      .list-li--03 {
        border-top: 4px solid #10c805;
        .list-li-title:before {
          background-image: url('../images/introduce-moddle03.png');
        }
      }
      .list-li {
        width: 330px;
        height: 408px;
        background-color: #fff;
        text-align: center;
        margin-right: 100px;
        .list-li-title {
          font-size: 30px;
          color: #333333;
          &:before {
            width: 136px;
            height: 136px;
            margin-left: auto;
            margin-right: auto;
            margin-top: 40px;
            margin-bottom: 24px;
            content: '';
            display: block;
            background-repeat: no-repeat;
            background-size: contain;
          }
        }
        .list-li-content {
          width: 266px;
          margin-left: auto;
          margin-right: auto;
          margin-top: 24px;
          font-size: 20px;
          color: #999999;
        }
      }
      .mr0 {
        margin-right: 0;
      }
    }
  }
  .introduce-main-bottom {
    .title {
      padding-top: 81px;
      padding-bottom: 74px;
      font-size: 40px;
    }
    .bottom-content {
      width: 45%;
      margin-left: auto;
      margin-right: auto;
      &:before {
        width: 100%;
        content: '';
        display: block;
        background-image: url('../images/bottom-content-bg.png');
        background-repeat: no-repeat;
        background-size: contain;
      }
      .bottom-content-bg {
        width: 30%;
        margin-left: 10%;
        margin-right: 10%;
        margin-top: 20px;
        font-size: 30px;
        color: #333333;
        text-align: center;
      }
    }
  }
  .to-join-btn {
    width: 28.2%;
    height: 104px;
    line-height: 104px;
    text-align: center;
    margin-top: 194px;
    margin-bottom: 152px;
    margin-left: auto;
    margin-right: auto;
    background: #30bd6b;
    border-radius: 10px;
    font-size: 40px;
    a {
      width: 100%;
      height: 100%;
      display: block;
      color: #ffffff;
    }
  }
}
